定语从句——引导词的用法(1)如果先行词是all,much,anything,something,nothing,everything,little,none等不定代词,引导词一般只用that,不用which。例如:1.Allthestudentsthatareveryhappy.2.Everythingthatteacherssayisveryhelpful.(2)如果先行词被形容词最高级以及first,last,any,only,few,mush,no,some,very等词修饰,引导词常用that,不用which,who,或whom。例如:1.Thefirstlessonthatisveryfunny.2.Heistheonlyonepersonthatworksveryhard.(3)which还有一种特殊用法,它可以引导从句修饰前面的整个主句,代替主句所表示的整体概念或部分概念。在这种从句中,which可以作主语,也可以作宾语或表语,多数情况下意思是与and,this相似,并可以指人。例如:Hesucceededinthecompetition,whichmadehisparentsveryhappy.(4)如果作先行词的集体名词着眼于集体的整体,引导词用which;若是指集体中的各个成员,则用who。例如:1.TheSmith’swhowenttothepartywerehappy.2.Thefamilywhichwenttothepartywashappy.(5)先行词有两个,一个指人,一个指物,引导词应该用that。例如:1.Theboyandthefootballthatareinthepictureareverylovely.2.Thegirlandherdogthatwalkonthestreetarepeaceful.(6)如果先行词是anyone,anybody,everyone,everybody,someone,somebody,引导词应该用who或whom,不用which。例如:1.Isthereanyoneherewhowillgowithyou?